python笔记--(5)--[天气API]

未来七天-天气API

1. 通过城市名称获得天气数据，json格式返回

http://wthrcdn.etouch.cn/weather_mini?city=北京

2. 通过城市代码获得天气数据，json格式返回

http://wthrcdn.etouch.cn/weather_mini?citykey=101010100

返回json数据格式如下：

{"desc":"OK",
 "status":1000,
 "data":{
      "wendu":"22",
      "ganmao":"风较大，较易发生感冒，注意防护。",
      "forecast":[
          {"fengxiang":"北风","fengli":"5-6级","high":"高温 24℃","type":"晴","low":"低温 11℃","date":"3日星期六"},
          {"fengxiang":"北风","fengli":"4-5级","high":"高温 19℃","type":"晴","low":"低温 8℃","date":"4日星期日"},
          {"fengxiang":"无持续风向","fengli":"微风","high":"高温 21℃","type":"晴","low":"低温 9℃","date":"5日星期一"},
          {"fengxiang":"无持续风向","fengli":"微风","high":"高温 21℃","type":"多云","low":"低温 10℃","date":"6日星期二"},
          {"fengxiang":"无持续风向","fengli":"微风","high":"高温 24℃","type":"晴","low":"低温 12℃","date":"7日星期三"},
          {"fengxiang":"无持续风向","fengli":"微风","high":"高温 23℃","type":"晴","low":"低温 11℃","date":"8日星期四"}],
      "yesterday":{"fl":"微风","fx":"无持续风向","high":"高温 23℃","type":"晴","low":"低温 12℃","date":"2日星期五"},
      "aqi":"59",
      "city":"北京"}
}

1. 通过城市名称获得天气数据，xml格式返回

http://wthrcdn.etouch.cn/WeatherApi?city=北京

2. 通过城市代码获得天气数据，xml格式返回

http://wthrcdn.etouch.cn/WeatherApi?citykey=101010100

XML格式返回内容更加完整

96年起各地历史天气查询

url = 'https://www.wunderground.com/history/airport/ZBAA/{}/{}/{}/DailyHistory.html?req_city={}'.format(year, month, day, cityname)

由此页面返回内容结合html页面parser，解析出需要内容

more天气历史数据网址

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